diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+#### 0.30.0.2
+
+* Use `rest-stringmap == 0.2.*`
+
 #### 0.30.0.1
 
 * Allow `mtl == 2.2.*` and `transformers == 0.4.*`
diff --git a/rest-core.cabal b/rest-core.cabal
--- a/rest-core.cabal
+++ b/rest-core.cabal
@@ -1,5 +1,5 @@
 name:                rest-core
-version:             0.30.0.1
+version:             0.30.0.2
 description:         Rest API library.
 synopsis:            Rest API library.
 maintainer:          code@silk.co
@@ -52,7 +52,7 @@
     , mtl >= 2.0 && < 2.3
     , multipart >= 0.1.1 && < 0.2
     , random == 1.0.*
-    , rest-stringmap == 0.1.*
+    , rest-stringmap == 0.2.*
     , rest-types == 1.10.*
     , safe >= 0.2 && < 0.4
     , split >= 0.1 && < 0.3